mac80211: add more missing checks for VHT tx rates

Fixes a crash on attempting to calculate the frame duration for a VHT
packet (which needs to be handled by hw/driver instead).

Reported-by: Jouni Malinen <j@w1.fi>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 66ddbbeccd20..058686a721a1 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -60,7 +60,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx,
         rcu_read_unlock();
 
         /* assume HW handles this */
-        if (tx->rate.flags & IEEE80211_TX_RC_MCS)
+        if (tx->rate.flags & (IEEE80211_TX_RC_MCS | IEEE80211_TX_RC_VHT_MCS))
                 return 0;
 
         /* uh huh? */